DescriptionUsstamp-save-our.jpg 6c City Park. Prevention of Pollution 1970 Date 28 October 1970 (date of issue) Source USPS Author USPS, scanned by Greudin
Usstamp-save-our.jpg English: fish on US stamp. 6c City Park. Prevention of Pollution 1970 Date 28 October 1970 (Date of issue) Source File:Usstamp-save-our